A full service instrument shop specializing in sales and service of marine compasses. Suppliers of genuine replacement parts for Danforth, Aquameter, Ritchie, Kelvin White, Dirigo and Star compasses

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Prototype Spherical Compass  Circa 1931

The spherical compass was patented in 1931 by Wilfrid O. White. This is his prototype compass, sent to us by his family to be carefully restored to its original condition.